<!DOCTYPE html>
<html lang="en">
<head>
  <meta charset="UTF-8">
  <meta name="viewport" content="width=device-width, initial-scale=1.0">
  <title>Document</title>
  <style>
    p {
      /* 字体系列：font-family */

      /* font-family: 甲骨文,哈哈哈,嘻嘻嘻,sans-serif; */
      font-family: Impact, Haettenschweiler, 'Arial Narrow Bold', sans-serif;
    }
  </style>
</head>
<body>
  <p>我是一个标签</p>
</body>
</html>